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电磁散射场和雷达散射截面积的计算

薛晓春 李宗瑞 朱自强 董金明

薛晓春, 李宗瑞, 朱自强, 等 . 电磁散射场和雷达散射截面积的计算[J]. 北京航空航天大学学报, 1998, 24(2): 193-196.
引用本文: 薛晓春, 李宗瑞, 朱自强, 等 . 电磁散射场和雷达散射截面积的计算[J]. 北京航空航天大学学报, 1998, 24(2): 193-196.
Xue Xiaochun, Li Zongrui, Zhu Ziqiang, et al. Calculation of the Electromagnetic Scattered Field and Radar Cross Section[J]. Journal of Beijing University of Aeronautics and Astronautics, 1998, 24(2): 193-196. (in Chinese)
Citation: Xue Xiaochun, Li Zongrui, Zhu Ziqiang, et al. Calculation of the Electromagnetic Scattered Field and Radar Cross Section[J]. Journal of Beijing University of Aeronautics and Astronautics, 1998, 24(2): 193-196. (in Chinese)

电磁散射场和雷达散射截面积的计算

基金项目: 航空科学基金资助项目
详细信息
  • 中图分类号: O 441

Calculation of the Electromagnetic Scattered Field and Radar Cross Section

  • 摘要: 计算了绕二维物体的时域电磁散射场的空间分布和雷达散射截面积 (RCS).通常的电磁场计算是频域的,采用高频计算方法,而流场计算是时域的.由于以研究流场——电磁场优化设计计算为目的,需要统一采用时域计算,因此重点采用矢通量分裂法这种时域方法计算了RCS ,通过将特征值分裂为正负两部分,抑制了各自的误差.此外,采用LaxWendroff方法作为对照.两种方法的结果一致.

     

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出版历程
  • 收稿日期:  1996-11-11
  • 网络出版日期:  1998-02-28

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